Pelican - Wireless PTAC Controller - TCM1Wireless PTAC Controller The TCM1 can be mounted inside a PTAC unit and, when combined with a Pelican RTI Series Remote Wireless Sensor, can be used to maintain a hotel guest room's temperature. DESIGN Compact The small footprint of the TCM1 makes it easy to fit inside a PTAC unit. MULTIPLE AVERAGING SENSORS Up to 8 Per TCM1 Each TCM1 can communicate with up to 8 Pelican RT1 Series thermostats to average the temperature around the guest room. WEB APP